Electromagnetic wave absorption material and electromagnetic wave absorber
US-2018370197-A1 · Dec 27, 2018 · US
Latex
Latex · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C08L21/02 |
| Official title | Latex |
| Display label | Latex |
| Total patents | 170 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 18 |
| 2017 | 14 |
| 2018 | 33 |
| 2019 | 26 |
| 2020 | 17 |
| 2021 | 20 |
| 2022 | 12 |
| 2023 | 4 |
| 2024 | 9 |
| 2025 | 5 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Paper friction material and method of manufacturing the same
US-10161461-B2 · Dec 25, 2018 · US
Sterically hindered amines
US-2018319746-A1 · Nov 8, 2018 · US
Adhesion Composition and Textile Materials and Articles Treated Therewith
US-2018312736-A1 · Nov 1, 2018 · US
Methods of making an elastomer composite reinforced with silica and carbon black and products containing same
US-2018273702-A1 · Sep 27, 2018 · US
Methods of making an elastomer composite reinforced with silica and products containing same
US-2018273701-A1 · Sep 27, 2018 · US
Method for manufacturing wet rubber masterbatch, method for manufacturing rubber composition, and method for manufacturing tire
US-2018230276-A1 · Aug 16, 2018 · US
Sterically hindered amines
US-10040762-B2 · Aug 7, 2018 · US
Reinforcement cord for reinforcing rubber product, and rubber product using same
US-10041194-B2 · Aug 7, 2018 · US
Rubber composition
US-10017612-B2 · Jul 10, 2018 · US
Rubber masterbatch, method for producing the same, and rubber composition obtained from the same
US-2018171115-A1 · Jun 21, 2018 · US
Methods of making an elastomer composite reinforced with silica and carbon black and products containing same
US-10000613-B2 · Jun 19, 2018 · US
Method for producing masterbatch
US-2018118898-A1 · May 3, 2018 · US
Method for producing masterbatch
US-2018118897-A1 · May 3, 2018 · US
Tire member manufacturing method and tire manufacturing method
US-2018105676-A1 · Apr 19, 2018 · US
Method of producing wet master batch, wet master batch, rubber composition, and solid-liquid separating and dehydrating apparatus for wet master batch production
US-9932450-B2 · Apr 3, 2018 · US
Methods of making an elastomer composite reinforced with silica and products containing same
US-9926413-B2 · Mar 27, 2018 · US
Production method for rubber composition
US-9920184-B2 · Mar 20, 2018 · US
Aqueous adhesive composition based on polyaldehyde and polyphenol
US-9840644-B2 · Dec 12, 2017 · US
Multilayer porous film, separator for nonaqueous electrolyte secondary battery, and nonaqueous electrolyte secondary battery
US-9818999-B2 · Nov 14, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08L21/02?
- CPC C08L21/02 is the Cooperative Patent Classification code for “Latex.”
- How many patents are filed under CPC C08L21/02 (Latex)?
- Our database includes 170 publications tagged with this CPC code.
- Is patent activity under CPC C08L21/02 growing?
- Publication counts under this code: 9 in 2024 vs 5 in 2025 (latest complete years).